Seiko Cal. 5688 - 625

The 5688-625 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-0d34be370f72]

Also known as: Helmet, Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1989

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